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Brooks Pest Control technician inspecting ground-level area at residential porch

Washington State Pest Control — Extreme Seasons, Expert Solutions.

Same-day, eco-friendly pest control in Spokane and across Eastern Washington. When temperatures swing, pests move fast — so do we. 100% satisfaction guaranteed.

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Or call 833-369-1242
Brooks Pest Control provides eco-friendly pest control across Washington State, with a local office in Spokane. We specialize in the pests that thrive in Washington's extreme seasons — rodents, spiders, earwigs, and more. Same-day and Saturday service. Most homeowners pay $45–$75/month for ongoing protection.

Washington State Has Two Climates — and Two Pest Profiles

Washington isn't one-size-fits-all when it comes to pests. The wet, mild west side creates moisture-driven pest problems — silverfish, spiders, and rodents that thrive in rain-soaked crawl spaces. The dry, cold east side — including Spokane — creates a different challenge: extreme temperature swings that push pests indoors hard and fast.

In Spokane, summers hit 90+ degrees and winters drop below 20. That kind of swing doesn't give pests time to drift indoors gradually. They invade. Rodents, ants, and spiders move fast when conditions change — and your home is the closest shelter.

We know both climates, both pest profiles, and exactly how to treat them.

Western WA (Wet & Mild)

Heavy rainfall and mild temperatures create year-round moisture pest pressure.

  • Silverfish in damp spaces
  • Silverfish
  • Rodents in rain-soaked crawl spaces

Eastern WA (Dry & Extreme)

90+ summers to below 20 winters push pests indoors aggressively.

  • Rodents fleeing extreme cold
  • Ants at peak summer colonies
  • Spiders seeking shelter year-round

Washington State's Most Common Household Pests

Rodents — Washington's Most Persistent Pest Problem

Rodents are the #1 pest concern across Washington State. In Spokane, harsh winters drive mice and rats indoors aggressively — they'll exploit any gap around plumbing, crawl space vents, or foundation cracks. If you see droppings, gnaw marks, or hear scratching in your walls — don't wait.

Deer mice in Eastern Washington carry hantavirus, a respiratory illness with a 38% mortality rate. Do not sweep or vacuum droppings — call a professional for safe removal.
Learn about rodent control →

Earwigs, Silverfish & Beetles — Washington's Moisture Pests

Washington's damp climate makes it ideal for earwigs, silverfish, and carpet beetles. Earwigs invade in large numbers during late summer. Silverfish thrive in humid basements and bathrooms year-round. Carpet beetles damage fabrics, carpets, and stored goods. All three signal that your home has the moisture conditions other pests love too.

Learn about ant control →

Spiders — "Spider Season" Is Real in Washington

Giant house spiders, hobo spiders, and wolf spiders are common across Washington. In August and September, male giant house spiders actively wander looking for mates — that's "spider season," and it's when most homeowners see them. In Spokane, funnel spiders and wolf spiders are the most frequent visitors. Black widows are rare in Eastern Washington but present.

Learn about spider control →

Cockroaches — Year-Round in Washington's Damp Environments

Washington's humidity creates ideal cockroach habitat. They thrive in kitchens, bathrooms, and crawl spaces with poor ventilation. In older homes, cockroaches can be a persistent year-round problem that worsens in winter as they seek warm shelter.

Learn about cockroach control →

Earwigs, Silverfish & Beetles — Moisture Pests That Love Washington

Washington's damp climate makes it ideal for earwigs, silverfish, and carpet beetles. Earwigs invade in large numbers during late summer. Silverfish thrive in humid basements and bathrooms year-round. Carpet beetles damage fabrics, carpets, and stored goods. All three signal that your home has the moisture conditions other pests love too.

Learn about earwig control →

When Are Pests Most Active in Washington State?

Spring

March – May

Ant colonies begin foraging aggressively. Spiders hatch and become active. Earwigs emerge from overwintering spots as soil warms.

Seeing large winged ants near windows in spring? Call us before the colony spreads.

Summer

June – August

Peak season. Ant colonies reach maximum size. Wasp and yellowjacket nests are at their largest and most aggressive. Mosquitoes, fleas, and ticks peak. Boxelder bugs appear on south-facing walls in the Spokane area.

Fall

September – November

The big shift. Rodents flood indoors as temperatures drop and rain returns. Spider season peaks in September — giant house spiders are wandering. Stink bugs and earwigs seek winter shelter inside.

Winter

December – February

Rodent season. Washington's cold, wet winters drive mice and rats deep into your attic, walls, and crawl spaces. Cockroaches shelter in warm, dark spots. Spiders hunker down in basements and garages. In Spokane's harsh winters, rodent pressure is especially intense.

Where We Serve in Washington State

Spokane & Eastern Washington

Office: 2324 E Euclid Ave Suite 103, Spokane, WA 99207

Serving Spokane, Spokane Valley, Tri-Cities (Kennewick, Richland, Pasco), Walla Walla, Pullman, and surrounding communities across Eastern Washington.

Don't see your city? Call 833-369-1242 — we probably cover it.

Why Washington Homeowners Choose Brooks

We Know Washington's Two-Climate Challenge

Spokane pests aren't the same as Seattle pests — and we don't treat them the same way. Our technicians understand the specific pest pressures in your area, from the extreme temperature swings in Eastern Washington to the moisture-driven pests of the west side.

Eco-Friendly, Pet-Safe Treatments

Every product we use is selected to be tough on pests and safe for your family, your pets, and Washington's environment. Eco-friendly isn't an upgrade — it's our standard.

Same-Day and Saturday Service

Pest problems don't wait, and neither should you. Call before noon and we can usually be at your door the same day. Saturday appointments available.

100% Satisfaction Guaranteed

If pests return between visits, we come back and re-treat at no cost.

Two Brooks Pest Control technicians preparing equipment at truck

Get Pest-Free in Washington State

Washington's extreme seasons push pests indoors fast — rodents in winter, ants and spiders in summer, and everything in between. We've been solving Washington pest problems with eco-friendly treatments and same-day service. One call, guaranteed results.

Free estimates, no obligation. We respond within one business day.

Or call us now: 833-369-1242